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The electron distribution in an aluminium atom is
The atomic number of aluminium is 13, meaning it has 13 electrons. The electrons are arranged in shells following the 2, 8, 3 distribution: 2 electrons in the first shell, 8 in the second, and 3 in the third. So, the correct answer is (a) 2,8,3.
Class 9th Science NCERT MCQ Questions
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